1.But getting hired is no longer a once-in-a-lifetime experience.但如今已不再是一生被聘去做一個工作了。
2.Couples across New York are taking advantage of Wednesday"s once-in-a-lifetime date-09/ 09/ 09-to tie the knot.全紐約的情侶們都不想錯過週三這個千載難逢的好日子，紛紛選擇在09年9月9日這一天結婚。
3.Pageant Master Adrian Evans spoke of a once-in-a-lifetime event, one that will reclaim the Thames as a royal route.慶典總策劃亞德里安-埃文斯盛讚道，這會是千載難逢的一次盛典，向人們展示泰晤士河作為皇室御用航道的風采。
once-in-a-lifetimeadj.千載難逢的; 例句：
1.But getting hired is no longer a once-in-a-lifetime experience.但如今已不再是一生被聘去做一個工作了。
2.Couples across New York are taking advantage of Wednesday"s once-in-a-lifetime date-09/ 09/ 09-to tie the knot.全紐約的情侶們都不想錯過週三這個千載難逢的好日子，紛紛選擇在09年9月9日這一天結婚。
3.Pageant Master Adrian Evans spoke of a once-in-a-lifetime event, one that will reclaim the Thames as a royal route.慶典總策劃亞德里安-埃文斯盛讚道，這會是千載難逢的一次盛典，向人們展示泰晤士河作為皇室御用航道的風采。